Tungtrijuk, N.; Sanswang, S.; Buasuwan, P.; Lupanachokdee, W. A Causal Model of Servant Leadership of Administrators and Teacher Skills in the 21st Century With Work Engagement As Mediator, Affecting Job Performance of Nursing Instructors in Nursing Education Institutions, the Office of the Higher Education Commission. JRN-MHS 2019, 39, 90-102.